Click to Verify - This site chose VeriSign SSL for secure e-commerce and confidential communications.
Security Seal
Marine Depot Live Chat Support
Pet supplies, Pet products, and Pet Accessories for your dogs, cats, birds, fish, reptiles or small pets. Pet experts are available to help you.
New Customer? Register | Sign In
MarineDepot.com Memorial Day Schedule
0 items
Your cart is currently empty.
View Cart Checkout
Aquarium Supplies
Search Results for Freshwater Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
26 - 50 of 117
Swing Check Valve - FPT x FPT

Swing Check Valve - FPT x FPT

Part #: FT9033 Description: 1/2" Clear FPT Swing Check Valve Size: 1/2" FPT x 1/2" FPT Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check val...

From $20.99
Danner Mag-Drive Supreme Replacement Impeller

Danner Mag-Drive Supreme Replacement Impeller

Replacement impeller for Danner Mag-Drive Supreme 2 Pump. Includes impeller shaft and bushings.

From $13.48
Mr. Aqua Rectangle Frameless Glass Aquarium Tank

Mr. Aqua Rectangle Frameless Glass Aquarium Tank

Mr. Aqua Frameless Aquariums Mr. Aqua aquariums are produced using high clarity glass with thicknesses ranging between 5mm to 10mm depending on the size. By eliminating the plastic frame that surrounds typical aquarium systems,...

From $39.99
Seachem Laboratories Matrix Carbon

Seachem Laboratories Matrix Carbon

SeaChem MatrixCarbon is a truly unique activated carbon, bead shaped for optimal hydrodynamics. This provides maximum water flow and contact with a high density of adsorptive sites without the compacting common to granular activat...

From $7.77
American Marine Pinpoint pH Probe

American Marine Pinpoint pH Probe

PINPOINT ™ pH Replacement Probe is designed especially with your purpose in mind. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot ca...

$39.99
Seachem Laboratories Freshwater and Marine Stability

Seachem Laboratories Freshwater and Marine Stability

Seachem Stability 500 ml Stability™ will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability™ is formulated specifi...

From $13.49
Prodibio BIO DIGEST

Prodibio BIO DIGEST

BIO DIGEST is a hyper-concentrated bacterial compound that satisfies two functions: Installing biological filtration and digesting aquarium waste. Packaging the ampoules under nitrogen allows for very long conservation and makes ...

From $21.99
Seachem Laboratories Matrix

Seachem Laboratories Matrix

SeaChem Matrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10 mm in diameter. Each liter of Matrix provides as much surface (<...

From $10.19
True Union Swing Check Valve - FPT x FPT

True Union Swing Check Valve - FPT x FPT

True Union Swing Check Valve - 3/4 inch FPT x 3/4 inch FPT **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching ...

From $22.99
Hydor THEO Heater

Hydor THEO Heater

Theo 50W for aquariums 5–14 gallons New aquarium heater functioning with the exclusive PTC (Positive Thermal Coefficient) technology. The Hydor Theo heater line features PTC patented thermal technology which makes it among the ...

From $24.99
Gate Valve - Slip X Slip

Gate Valve - Slip X Slip

Gate Valve - 1/2 inch Slip X 1/2 inch Slip **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Pr...

From $17.99
Kordon Amquel Plus +®  Additive

Kordon Amquel Plus +® Additive

Feature(s): AmQuel Plus is nontoxic AmQuel Plus removes nitrite. AmQuel Plus removes all forms of ammonia. AmQuel Plus removes nitrite. AmQuel Plus removes nitrate. AmQuel Plus does not affect the pH. AmQue...

From $9.99
Coralife Replacement Lamp - Pl Type For Turbo Twist

Coralife Replacement Lamp - Pl Type For Turbo Twist

Replacement Lamp for UV Sterilizers Dimensions: 6.75in x 1.5in x 1in

From $30.99
Mag-Float Magnet Cleaner (Acrylic)

Mag-Float Magnet Cleaner (Acrylic)

Model: Float-25A Up to: 10gal (38L) Glass/Thickness: 3/16" (5mm) Dimensions: 1 ¾" x 15/16" x ¾" The Mag-Float’s Powerful rare earth neodymium magnets enable the easy removal of algae. By dragging the Mag-Float on the outside of t...

From $11.49
Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

TwoLittleFishies HydroCarbon 2 G.A.C. is a granulated activated carbon designed specifically for the purification of water. It is manufactured by steam activation and acid washing of a special Lignite material under carefully cont...

From $10.79
Seachem Laboratories Denitrate

Seachem Laboratories Denitrate

SeaChem de*nitrate is a high porosity filtration product for the removal and control of nitrate in marine and freshwater aquaria by anaerobic denitrification. It is a porous inorganic solid about 4 mm in diameter. It does not requ...

From $10.19
CoralVue Variable Speed Smart Fan

CoralVue Variable Speed Smart Fan

Equipped with a thermistor these high quality fans regulate their speed based on an increase or decrease in the temperature surrounding the probe. Excellent for Aquarium Canopies, enclosed stands and equipment cabinets. CoralVu...

From $32.95
Reef Gently AccliMate Acclimator / Transporter Tank

Reef Gently AccliMate Acclimator / Transporter Tank

The U.S. Patent Pending AccliMate reduces stress! You can easily trap, transport and acclimate all in the same container! The AccliMate makes your life easier and greatly increases the survival rates of your aquatic pets. The Acc...

From $44.99
UVL VHO AquaSun Bulb

UVL VHO AquaSun Bulb

The best technologically advanced aquarium lamp containing a mixture of unique triband phosphors. 180° internal reflector allows 40% more light output. Excellent for all marine applications, hard coral, plants, fresh water, and sa...

From $20.29
Kent Marine Reef Carbon

Kent Marine Reef Carbon

Description: Removes organic pollutants, stains, and entrained toxic gases in marine and freshwater aquariums or ponds. Contains the finest pelletized activated bituminous coal based carbon. Pore size is in the 20 to 2,000 Angstro...

From $10.50
Eheim SUBSTRAT Pro Biological Filtration Media

Eheim SUBSTRAT Pro Biological Filtration Media

SUBSTRAT PRO 0.25L: Eheim`s new superior biological media that improves and optimizes the performance of Ehfisubstrat. It is for highly active water purification with intensive biological decomposition of harmful substances. For u...

From $8.99
Neptune Systems I/O Break Out Box for Apex, Apex Lite, AquaController 3, or AquaController 3 Pro

Neptune Systems I/O Break Out Box for Apex, Apex Lite, AquaController 3, or AquaController 3 Pro

Easily add float switches, water on the floor sensors, etc. to the Apex, Apex Lite, AquaController 3, or AquaController 3 Pro. Simply plug the Breakout box`s minidin 8 cable into the AquaController I/O port, and then attach the fl...

$39.99
Aqua Clear Hang-On-Back Power Filter, UL Listed

Aqua Clear Hang-On-Back Power Filter, UL Listed

Feature(s): Quiet Low operating costs Complete filtration Large filter media volume Superior contact time with filter media Cycle Guard, for continuous biological filtration and superior water quality Includes...

From $28.47
Mr. Aqua Frameless Bow Front Glass Aquarium Tank

Mr. Aqua Frameless Bow Front Glass Aquarium Tank

Mr. Aqua Frameless Aquariums Mr. Aqua aquariums are produced using high clarity glass with thicknesses ranging between 5mm to 10mm depending on the size. By eliminating the plastic frame that surrounds typical aquarium systems,...

From $26.99
Digital Aquatics Double Float Switch Kit w/ Mounts

Digital Aquatics Double Float Switch Kit w/ Mounts

The new Digital Aquatics float switch kits make configuration quick and easy! There are countless ways to use these new float switches with either your RKE or RKL system. Program an Auto Top Off (ATO) system, automate water trans...

$44.99
26 - 50 of 117
This item is temporarily unavailable but will be back in stock soon.

Item #
Price:
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you
know when the product you are looking for becomes available!

Item Code:
Price:
Your Email: